Relay connected to RPi 2

Hello all,

I successfully contected 2 chanell relay to my raspberry pi 2. I used following schema:

but i dont know if i created the widget right:

the chanell means number of pin on raspberry pi?

because when i tried use the button, i did not hear click it and on the relay i see just the diode β€œIN” glowing. please did i something wrong?

The channel means the number of GPIO in the raspberry pi, not the pin number. You can follow this scheme:

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thank you very much, the relay is working now :slight_smile:

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Glad to hear it :slight_smile: